In His Analysis of Contestants' Speech on the Game Show

In his analysis of contestants' speech on the game show Jeopardy!,Linneman found

A) only females used uptalk.
B) males and females both used uptalk when giving an answer about which they were uncertain and that turned out to be incorrect.
C) only females and effeminate males used uptalk.
D) males were far more likely than females to use uptalk.